Udin Chan

Udin Chan is a security researcher credited with 3 disclosed vulnerabilities in the WordSec WordPress vulnerability database, ranked #1,110 of 3,823 contributors. The disclosure was published in 2026.

Their research concentrates on Deserialization Of Untrusted Data, which accounts for 2 of their findings (67%). Other recurring categories include Cross-Site Scripting. The average CVSS score across these disclosures is 8.4, peaking at 9.8. Severity breakdown: 1 critical and 2 high.

The most affected software includes Event Tickets and Registration (1), GiveWP (1), The Events Calendar (1), across 3 distinct plugins, themes and core versions in total.

All 3 disclosed issues have since received a vendor fix. The most severe finding, "GiveWP – Donation Plugin and Fundraising Platform <= 4.16.7.1 - Unauthenticated PHP Object Injection to Remote Code Execution", scores 9.8 out of 10.